GE Lighting 1816 Automotive Instrument Light Miniature Bulb (27688) 10 Lamps per Tray Primary Application: Instrument Lights 13 Volts, 0.33 Amps, 4.29 Watts T-3-1/4 Bulb Type, Miniature Bayonet Base 3 Mean Spherical Candle Power from C-2V Style Filament, 1000 Hour Rated Ave. Lab Life 10 Lamps per Tray